Office chair



FIG. 1 is a perspective view of my ornamental design for an officechair;

FIG. 2 is a side elevational view thereof, the left and right sidesbeing identical;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The wheeled chair base shown in phantom lines is provided to show theenvironment for my ornamental design for an office chair and forms nopart of the claimed design.

An ornamental design for an office chair, as shown and described.